4
Mechanical installation
Gear unit with solid shaft
Assembly and Operating Instructions – Gear unit series R..7, F..7, K..7, K..9, S..7, SPIROPLAN
®
W
32
Avoiding excessive overhung loads
To avoid high overhung loads, mount gears and sprockets according to figure
B
.
[A]
[B]
[1]
[1]
211364235
[1]
Hub
F
X1
Overhung load at point X1
[A]
Incorrect assembly
[B]
Correct assembly
4.3.3
Mounting of couplings
CAUTION
Risk of injury due to moving drive elements, such as belt pulleys or couplings, during
operation.
Risk of jamming and crushing.
• Equip the input and output elements with a touch guard.
Adjust the following misalignments according to the coupling manufacturer's specifica-
tions when mounting couplings:
a) Maximum and minimum clearance
b) Axial misalignment
c) Angular misalignment
a)
b)
c)
211395595
21932786/EN – 05/2015